Appraising forest fuels: a concept

average man's height average windspeed change i.e. CLEARCUT concept crown base crown width decay constant decay rate determining the number distribution of foliage Douglas-fir stand element of fuel Fahnestock 1960 fire behavior fire hazard fire management fire potential fire spread fire-danger rating firebrand fireline productivity flame height factor flame length factor foliage and branchwood fuel and vegetation fuel appraisal factors fuel appraisal system Fuel buildup fuel characterization Fuel depth fuel inventory fuel load fuel models Fuel moisture ground fuel habitat hazard elements height to reach holdover fire index of 60 inland Douglas-fir inventory procedures mathematical modeling measuring crowning potential mi/h mopup NFDRS number of trees probability of holdover quantifying fuel rate of spread scorch Situations that relate size class slash stand is shown Storey surface-area-to-volume ratio timber types tons per acre tons/acre total crown weight tree crown trees per acre weight per tree western hemlock Western United